AutoCodes – Toyota – C1428 2017 Toyota RAV4

C1428 2017 Toyota RAV4 Code - Actuator Pump Motor Circuit Malfunction

Quick Answer

The Motor Relay and motor fail-safe relay are built into the Brake Actuator Assembly. Common causes include Faulty Skid Control ECU (Brake Actuator Assembly), Skid Control ECU harness is open or shorted, Skid Control ECU circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
C1428 2017 Toyota RAV4 indicates Actuator Pump Motor Circuit Malfunction.
Common causes
Common causes include Faulty Skid Control ECU (Brake Actuator Assembly), Skid Control ECU harness is open or shorted, Skid Control ECU circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 277
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 29, 2023
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Code C1428 2017 Toyota RAV4 Description

The Motor Relay and motor fail-safe relay are built into the Brake Actuator Assembly. During ABS, TRAC, VSC, brake hold, or brake assist operation, the Skid Control ECU (Brake Actuator Assembly) turns on the motor relay to run the pump motor in the Brake Actuator Assembly. When a motor system Diagnostic Trouble Code (DTC) is stored, the motor fail-safe relay cuts the power source supply to the motor relay for fail-safe operation.
This DTC may be stored when the voltage to the motor relay power source is lower than the DTC detection condition due to low output from the battery or alternator.
OBDII Code C1428 2017 Toyota RAV4 - Actuator Pump Motor Circuit Malfunction - AutoCodes.com
C1428 2017 Toyota RAV4 Code - Actuator Pump Motor Circuit Malfunction

What are the Possible Causes of the DTC C1428 2017 Toyota RAV4?

  • Faulty Skid Control ECU (Brake Actuator Assembly)
  • Skid Control ECU harness is open or shorted
  • Skid Control ECU circuit poor electrical connection

How to Fix the DTC C1428 2017 Toyota RAV4?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1428 2017 Toyota RAV4 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the C1428 2017 Toyota RAV4 code?

Need more information on how to fix the C1428 2017 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C1428 2017 Toyota RAV4 Code

1. What are the common symptoms of OBDII code C1428 in a 2017 Toyota RAV4?

- Common symptoms include the ABS warning light staying illuminated on the dashboard, a non-functional ABS system, and potential issues with the vehicle's stability control.

2. What could cause the OBDII code C1428 - Actuator Pump Motor Circuit Malfunction in a 2017 Toyota RAV4?

- The code C1428 can be triggered by issues such as a faulty actuator pump motor, damaged wiring or connectors in the ABS system, or a malfunctioning ABS control module.

3. How can I diagnose the Actuator Pump Motor Circuit Malfunction in my 2017 Toyota RAV4?

- Proper diagnosis involves using an OBDII scanner to retrieve the specific trouble code and then conducting a thorough inspection of the ABS system components, including the actuator pump motor and associated wiring.

4. Can I continue driving my 2017 Toyota RAV4 with the C1428 code present?

- It is not recommended to drive the vehicle with the C1428 code active, as it indicates a malfunction in the ABS system that may compromise the vehicle's ability to brake efficiently and maintain stability.

5. What are some repair tips for fixing the Actuator Pump Motor Circuit Malfunction in a 2017 Toyota RAV4?

- Repairing the C1428 code may involve checking and repairing any damaged wiring or connectors, replacing the actuator pump motor if necessary, or addressing issues with the ABS control module.

6. Is it possible to reset the OBDII code C1428 in a 2017 Toyota RAV4 without fixing the underlying issue?

- While you can clear the code with an OBDII scanner, the underlying issue causing the code will persist until properly diagnosed and repaired. Clearing the code without fixing the problem will likely result in it reappearing.

7. How much can I expect to pay to repair the Actuator Pump Motor Circuit Malfunction in my 2017 Toyota RAV4?

- Repair costs for the C1428 code can vary based on the specific issue causing the malfunction, but it is advisable to consult a professional mechanic for an accurate diagnosis and cost estimate.

8. Are there any safety concerns associated with the OBDII code C1428 in a 2017 Toyota RAV4?

- Yes, there are safety concerns as the code relates to a malfunction in the ABS system, which is crucial for vehicle stability and braking performance. It is important to address this issue promptly to ensure safe driving.

9. Can a DIY enthusiast fix the Actuator Pump Motor Circuit Malfunction in a 2017 Toyota RAV4?

- While some basic troubleshooting and repairs may be possible for experienced DIY enthusiasts, diagnosing and repairing the specific cause of the C1428 code may require specialized tools and expertise best handled by a professional mechanic.

10. How long does it typically take to repair the Actuator Pump Motor Circuit Malfunction in a 2017 Toyota RAV4?

- The repair time for the C1428 code can vary depending on the exact cause of the issue, but it may take several hours to a full day to diagnose, repair, and test the ABS system components thoroughly.

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